Black Opal Jewelry - Artisan and Artist Crafted

Where
the name comes from: Sanskrit upala meaning
jewel.Where the stones come from:
97% of the world's supply comes
from Australia with South Australia providing 80%.Chemistry: SiO2 -
silica with a relatively high water content of 6-10%
typically.Colors: All colours, the
internal structure of opals make them diffract light so
causing a play of colors with the movement of the stone,
greens and blues are most common with red being the
rarest. The black refers to the base color against which
the diffracted colors are best seen....and another thing: Black Opals
are the rarest and considered to be the most beautiful
form.